| Date | Age | Bishop | Title |
| unknown | 83.0 | Giovanni Barcia † | Titular Bishop of Croae |
| 2 Jan | 43.2 | Joseph-Antoine Lang, S.M.A. † | Vicar Apostolic of Costa di Benin, Nigeria |
| 8 Jan | 69.9 | Dario Mattei-Gentili † | Archbishop Emeritus of Perugia, Italy |
| 11 Jan | 56.7 | François Bonne, M.E.P. † | Archbishop of Tōkyō, Japan |
| 16 Jan | 75.9 | Louis-André Navarre, M.S.C. † | Vicar Apostolic Emeritus of New Guinea |
| 19 Jan | 55.6 | Alessandro Bavona (Bavaona) † | Apostolic Nuncio to Austria |
| 4 Feb | 63.2 | Sebastiano Francisco Pifferi, O.F.M. † | Archbishop of La Plata o Charcas, Bolivia |
| 6 Feb | 72.0 | Francesco Sogaro, F.S.C.J. † | President of the Pontifical Ecclesiastical Academy |
| 11 Feb | 62.1 | Germanos (Ignace) Mouakkad (Mouaqqad) † | Bishop Emeritus of Baalbek (Melkite Greek), Lebanon |
| 23 Feb | 44.8 | Juan Gil y García, C.M.F. † | Prefect of Chocó, Colombia |
| 28 Feb | 80.9 | Edmund Stonor † | Titular Archbishop of Trapezus |
| 5 Mar | 37.8 | Joseph Schemmer, O.M.I. † | Prefect Emeritus of Cimbebasia Inferiore, Namibia |
| 7 Mar | 74.8 | Wilhelm Blazek † | Auxiliary Bishop of Olomouc, Czechia |
| 20 Mar | 81.1 | Felix Mariam Boff † | Priest of Cleveland, Ohio, USA |
| 23 Apr | 59.9 | Friedrich Philipp von Abert † | Archbishop of Bamberg, Germany |
| 1 May | 70.9 | Pietro Balestra, O.F.M. Conv. † | Archbishop of Cagliari, Italy |
| 3 May | 75.6 | Roberto Maria del Pozo y Martin (García Del Pozo), S.J. † | Bishop of Guayaquil, Ecuador |
| 11 May | 82.2 | Augustin Göckel † | Auxiliary Bishop of Paderborn, Germany |
| 13 May | 83.7 | Laurenz Mayer † | Auxiliary Bishop of Wien {Vienna}, Austria |
| 19 May | 49.5 | Leonardo Castellanos y Castellanos † | Bishop of Tabasco, México |
| 27 May | 63.1 | Rogatien-Joseph Martin, SS.CC. † | Vicar Apostolic of Marquesas Islands {Isole Marchesi}, French Polynesia, Pacific (Oceania) |
| 29 May | 77.8 | James Francis Corbett † | Bishop of Sale, Australia |
| 1 Jun | 75.7 | Gyula Firczák † | Bishop of Mukachevo (Munkács) (Ruthenian), Ukraine |
| 2 Jun | 71.1 | Marie-Prosper-Adolphe de Bonfils † | Bishop of Le Mans, France |
| 2 Jun | 59.6 | Casimir Vic, C.M. † | Vicar Apostolic of Eastern Kiangsi {Kiam-Si Orientale}, China |
| 19 Jun | 62.5 | José de Jesús Ortíz y Rodríguez † | Archbishop of Guadalajara, Jalisco, México |
| 20 Jun | 71.6 | Marijan Marković, O.F.M. Obs. † | Apostolic Administrator of Banjaluka, Bosnia and Herzegovina |
| 26 Jun | 60.5 | Josef Altenweisel † | Bishop of Brixen {Bressanone}, Italy |
| 27 Jun | 65.3 | François Gerboin, M. Afr. † | Vicar Apostolic of Unianyembé, Tanzania |
| 7 Jul | 52.4 | François Belleville, M.E.P. † | Vicar Apostolic of Southern Tonking {Tonkino Meridionale}, Viet Nam |
| 28 Jul | 73.8 | François-Xavier Bossé † | Prefect Emeritus of Golfe St-Laurent, Québec, Canada |
| 30 Jul | 72.1 | Anton Hubert Fischer † | Cardinal, Archbishop of Köln {Cologne}, Germany |
| 6 Aug | 76.5 | Patrick Anthony Ludden † | Bishop of Syracuse, New York, USA |
| 13 Aug | 86.9 | Gioachino Cantagalli † | Bishop of Faenza, Italy |
| 15 Aug | 75.1 | Bl. Pio Alberto del Corona, O.P. † | Bishop Emeritus of San Miniato, Italy |
| 20 Aug | 83.8 | József Samassa † | Cardinal, Archbishop of Eger, Hungary |
| 25 Aug | 68.5 | José Alves de Mariz † | Bishop of Bragança e Miranda, Portugal |
| 2 Sep | 78.4 | Charles Maurice Graham † | Bishop Emeritus of Plymouth, England, Great Britain |
| 12 Sep | 83.4 | Pierre-Hector Coullié (Couillié) † | Cardinal, Archbishop of Lyon (-Vienne), France |
| 17 Sep | 77.2 | Ronald MacDonald † | Bishop Emeritus of Harbour Grace, Newfoundland, Canada |
| 24 Sep | 69.7 | Angus MacFarlane † | Bishop of Dunkeld, Scotland, Great Britain |
| 13 Oct | 78.9 | Rafael Fernández Concha † | Auxiliary Bishop of Santiago de Chile |
| 19 Oct | 55.8 | John Joseph Clancy † | Bishop of Elphin, Ireland |
| 28 Oct | 66.6 | Benito Murúa y López † | Archbishop of Burgos, Spain |
| 30 Oct | 75.7 | Magloire-Désiré Barthet, C.S.Sp. † | Vicar Apostolic Emeritus of Senegambia, Senegal |
| 3 Nov | 69.6 | Francisco Jarrín y Moro † | Bishop of Plasencia, Spain |
| 9 Nov | 76.0 | Francesco Baldassarri † | Bishop of Imola, Italy |
| 14 Nov | 88.7 | Alfonso Capecelatro (di Castelpagano), C.O. † | Cardinal, Archbishop of Capua, Italy |
| 27 Nov | 74.8 | José María de Jesús Portugal y Serratos, O.F.M. Obs. † | Bishop of Aguascalientes, México |
| 27 Nov | 77.9 | Raffaele Sandrelli † | Bishop Emeritus of Sansepolcro (Borgo San Sepolcro), Italy |
| Dec | 63.3 | Youssef Debs (Diab) † | Archbishop of Alep [Beroea, Halab] (Maronite), Syria |
| 1 Dec | 72.4 | James Charles McDonald † | Bishop of Charlottetown, Prince Edward Island, Canada |
| 7 Dec | 87.4 | Wincenty Teofil Chosciak-Popiel † | Archbishop of Warszawa {Warsaw}, Poland |
| 27 Dec | 67.6 | Giovanni Battista Flapp † | Bishop of Poreč i Pula, Croatia |